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Description
Applications:
Long-haul telecommunications
CATV systems & Fiber sensors
Local area network
Features:
Low excess loss
Various coupling ratio
Compact size
Specifications:
| Coupling Ratio(%) | 1:99 |
| Directivity (dB) | >50 dB |
| Operating Temperature | -40°C – 85°C for package A,B,S /-20°C ~70°C for package C |
| Storage Temperature | -40°C – 85°C |
| Fiber Type | Hi780 or Hi780 flexcor |
| Fiber Pigtail Length (m) | 1meter |
| Port Configuration | 1×2 or 2×2 |
| Package Dimension | Package A, B, C,S |
Specifications may change without notice.
| Singlemode Couplers | |
| Maximum Insertion loss (dB) | 21dB/0.3dB (1/99) |
| Uniformity (Max.) (dB) | 0.8 |
| Polarization Sensitivity (dB) | 0.10 |
| Operating Wavelength (nm) | 780+/-10nm |
*Coupling Ratio/Insertion Loss Conversion Chart
| Coupling ratio | Lnsertion Loss | |
| Premium | A Grade | |
| 40/60 | 4.8/2.8 | 5/3.0 |
| 30/70 | 6/2.0 | 6.2/2.2 |
| 20/80 | 7.9/1.4 | 8.1/1.7 |
| 10/90 | 11/1.0 | 11.5/1.3 |
| 5/95 | 14.5/0.7 | 15/0.9 |
| 2/98 | 17.5/0.55 | 18/0.6 |
| 1/99 | 21.2/0.5 | 22.2/0.72 |
Ordering Information
| Type | Grade | Wavelength | Coupling Ratio (dB) | Port | Package | Pigtail Style | Fiber Type | In/Out Connector |
| S W |
S P A |
78=780nm | 50=50/50 30=30/70 10=10/90 05=5/95 01=1/99 |
0102=1×2 0202=2×2 |
A=Package A B=Package B C=Package C S=Package S |
1=Bare Fiber 2=900µm Jacket 3=3mm Cable |
0=SMF-28 1=HI 1060 2=Nufen 980 |
0=None 1=FC/APC 2=FC/PC 3=SC/APC 4=SC/PC 5=ST 6=LC |
| * Type: | S – Single mode Standard Coupler W – Single mode Wideband Couple |
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| Package Dimensions: | |
| Package A: 3mm x 54mm stainless steel tube |
 |
| Package B: 3mm x 60mm stainless steel tube |
 |
| Package C: 8.5mm x 14mm x 98mm case |
 |
| Package S: 88.9mmX50.88mmX9.2mm case |
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| Pigtail Style: | |
| Package A: | 250um bare fiber |
| Package B: | 250um bare fiber or 900um loose tube |
| Package C: | 3mm cable or 900um loose tube |
| Package S: | 3mm cable or 900um loose tube |
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